Key points are not available for this paper at this time.
Beyond the WASH mechanisms, household water access affects child stunting indirectly, mediated through its impacts on children's dietary diversity. These mediating effects are also moderated by regional water availability. Water interventions in low-water regions should help reduce children's risk of nutrition-related stunting in households with lowest water access.
Choudhary et al. (Tue,) studied this question.